Properties of the Number -11587

Eleven Thousand Five Hundred Eighty-Seven

Basics

Value: -11588 → -11587 → -11586

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 11587

Divisors: 1, 11587

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10110101000011

Octal: -26503

Duodecimal: -6857

Hexadecimal: -2d43

Square: 134258569

Square Root: 107.64292823962009

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Primes or negative values of primes in the sequence b(n) = 47·n² - 1701·n + 10181, n >= 0. A50267

List of different primes in Pascal-like triangles with index of asymmetry y = 3 and index of obliquity z = 0 or z = 1. A141068

Numbers that are the sum of eight fourth powers in seven or more ways. A345582

Numbers that are the sum of eight fourth powers in exactly seven ways. A345839

Differences between the prime-counting function and Gauss's approximation for number of primes < 10ⁿ. A106313

Triangle, read by rows, equal to the matrix square of triangle A185620. A185624

Number of regions in a hexagon when n internal hexagons are drawn between the 6n points that divide each side into n+1 equal parts. A357196

Discriminants of imaginary quadratic fields with class number 13 (negated). A46010

Primes with 2 representations: p·q*r - 1 = u·v*w + 1 where p, q, r, u, v and w are primes. A63644

Primes p such that both p-1 and p+1 have at most 3 prime factors, counted with multiplicity; i.e., primes p such that bigomega(p-1) <= 3 and bigomega(p+1) <= 3, where bigomega(n) = A001222(n). A79153